[INFO] fetching crate evt 0.0.1...
[INFO] checking evt-0.0.1 against try#804fff1ae95da9d03bd44eee27f258020a575dab for pr-146013
[INFO] extracting crate evt 0.0.1 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate evt 0.0.1
[INFO] finished tweaking crates.io crate evt 0.0.1
[INFO] tweaked toml for crates.io crate evt 0.0.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate evt 0.0.1 on toolchain 804fff1ae95da9d03bd44eee27f258020a575dab
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+804fff1ae95da9d03bd44eee27f258020a575dab" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+804fff1ae95da9d03bd44eee27f258020a575dab" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 36 packages to latest compatible versions
[INFO] [stderr]       Adding env_logger v0.8.4 (available: v0.11.8)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+804fff1ae95da9d03bd44eee27f258020a575dab" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+804fff1ae95da9d03bd44eee27f258020a575dab" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 27c94ca46503048ba85d491dc1eabaf26b118ea7427d89e6dee1da1a1c325f88
[INFO] running `Command { std: "docker" "start" "-a" "27c94ca46503048ba85d491dc1eabaf26b118ea7427d89e6dee1da1a1c325f88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "27c94ca46503048ba85d491dc1eabaf26b118ea7427d89e6dee1da1a1c325f88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27c94ca46503048ba85d491dc1eabaf26b118ea7427d89e6dee1da1a1c325f88", kill_on_drop: false }`
[INFO] [stdout] 27c94ca46503048ba85d491dc1eabaf26b118ea7427d89e6dee1da1a1c325f88
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+804fff1ae95da9d03bd44eee27f258020a575dab" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 33acb782130e0c12604dcdeb550278f2898cc6a8ced78748376aef89c7afe2c7
[INFO] running `Command { std: "docker" "start" "-a" "33acb782130e0c12604dcdeb550278f2898cc6a8ced78748376aef89c7afe2c7", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling serde_json v1.0.143
[INFO] [stderr]     Checking regex-syntax v0.8.6
[INFO] [stderr]     Checking ryu v1.0.20
[INFO] [stderr]     Checking log v0.4.28
[INFO] [stderr]     Checking itoa v1.0.15
[INFO] [stderr]     Checking humantime v2.2.0
[INFO] [stderr]     Checking termcolor v1.4.1
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking regex-automata v0.4.10
[INFO] [stderr] error: could not parse/generate dep info at: /opt/rustwide/target/debug/deps/serde-28db21c0c2dc1f4a.d
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No such file or directory (os error 2)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "33acb782130e0c12604dcdeb550278f2898cc6a8ced78748376aef89c7afe2c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33acb782130e0c12604dcdeb550278f2898cc6a8ced78748376aef89c7afe2c7", kill_on_drop: false }`
[INFO] [stdout] 33acb782130e0c12604dcdeb550278f2898cc6a8ced78748376aef89c7afe2c7